Concept #1: Acids and Bases
Concept #2: The pH Scale
Practice: A 21-year-old male presents to the emergency department at 11:45pm on a Saturday night with loss of consciousness. He had been partying by combining Xanax with vodka drinks. As a result, his respiratory drive decreased and he passed out. The pH of his blood is 7.3. Which of the following describes your patient’s state?
Practice: Your friend is nervous about an upcoming date with his dream girl. As a result, he starts hyperventilating (breathing more quickly than normal). This causes him to exhale lots of CO2. How will this affect his blood pH?
Practice: Type A intercalated cells are in the kidney. Their function is promote the movement of H+ from the blood tothe urine. Which of the following would be expected for a patient with an increase in Type A cell activity? (Choose all thatapply.)
a) Increase in pH of the urine.
b) Increase in pH of the blood.
c) Increase in [HCO3-] in the blood.
d) A state of alkalosis.